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69968477486996 = 221119225313714631
BaseRepresentation
bin11111110100010110011100…
…01111101111111110010100
3100011201220212111110012012222
433322023032033233332110
533132330420214040441
6404451024054401512
720511025045502534
oct1772131617577624
9304656774405188
1069968477486996
1120326512515590
127a20439660298
133006ccb09944a
14133c6c71374c4
158150923c6d4b
hex3fa2ce3eff94

69968477486996 has 48 divisors (see below), whose sum is σ = 140612788216320. Its totient is φ = 30128621004000.

The previous prime is 69968477486983. The next prime is 69968477487011.

69968477486996 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16978601 + ... + 20693231.

It is an arithmetic number, because the mean of its divisors is an integer number (2929433087840).

Almost surely, 269968477486996 is an apocalyptic number.

It is an amenable number.

69968477486996 is an abundant number, since it is smaller than the sum of its proper divisors (70644310729324).

69968477486996 is a wasteful number, since it uses less digits than its factorization.

69968477486996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3737196 (or 3737194 counting only the distinct ones).

The product of its digits is 426649337856, while the sum is 98.

The spelling of 69968477486996 in words is "sixty-nine trillion, nine hundred sixty-eight billion, four hundred seventy-seven million, four hundred eighty-six thousand, nine hundred ninety-six".

Divisors: 1 2 4 11 19 22 38 44 76 209 418 836 22531 45062 90124 247841 428089 495682 856178 991364 1712356 3714631 4708979 7429262 9417958 14858524 18835916 40860941 70577989 81721882 141155978 163443764 282311956 776357879 1552715758 3105431516 83694351061 167388702122 334777404244 920637861671 1590192670159 1841275723342 3180385340318 3682551446684 6360770680636 17492119371749 34984238743498 69968477486996